140304580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{539633}}^1$

素因数の和:539655

約数の個数: 24

約数和(自身を含む): 317304792

約数和(自身を除く): 177000212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 539633, 1079266, 2158532, 2698165, 5396330, 7015229, 10792660, 14030458, 28060916, 35076145, 70152290, 140304580]

約数ペア:

[(1, 140304580), (2, 70152290), (4, 35076145), (5, 28060916), (10, 14030458), (13, 10792660), (20, 7015229), (26, 5396330), (52, 2698165), (65, 2158532), (130, 1079266), (260, 539633)]